snapshot - src: All ON PREBUILT TABLE implementation done! * refresh

Log Message:
-----------
All ON PREBUILT TABLE implementation done!
* refresh support (FAST, COMPLETE, FORCE)
* fixed some bugs on create/drop

Modified Files:
--------------
src/pl:
createLocalSnapshot.pl (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/createLocalSnapshot.pl.diff?r1=1.3&r2=1.4)
deleteOldSnapshotRecords.pl (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/deleteOldSnapshotRecords.pl.diff?r1=1.2&r2=1.3)
getRefreshMethod.pl (r1.1.1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/getRefreshMethod.pl.diff?r1=1.1.1.1&r2=1.2)
performCompleteRefresh.pl (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/performCompleteRefresh.pl.diff?r1=1.2&r2=1.3)
performFastRefresh.pl (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/performFastRefresh.pl.diff?r1=1.2&r2=1.3)
sqlLookup.pl (r1.1.1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/sqlLookup.pl.diff?r1=1.1.1.1&r2=1.2)
validateModifyPrebuiltTable.pl (r1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/validateModifyPrebuiltTable.pl.diff?r1=1.1&r2=1.2)
src/sql:
pgsnapshots_create_snapshot.sql (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/sql/pgsnapshots_create_snapshot.sql.diff?r1=1.4&r2=1.5)
pgsnapshots_drop_snapshot.sql (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/sql/pgsnapshots_drop_snapshot.sql.diff?r1=1.4&r2=1.5)
pgsnapshots_refresh_snapshot.sql (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/sql/pgsnapshots_refresh_snapshot.sql.diff?r1=1.3&r2=1.4)

Added Files:
-----------
src/pl:
getColumnList.pl (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/getColumnList.pl?rev=1.1&content-type=text/x-cvsweb-markup)
getSourceKeysFromQuery.pl (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/getSourceKeysFromQuery.pl?rev=1.1&content-type=text/x-cvsweb-markup)
setTriggerStatus.pl (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/setTriggerStatus.pl?rev=1.1&content-type=text/x-cvsweb-markup)

Removed Files:
-------------
src/pl:
getTargetColumnList.pl
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/snapshot/src/pl/getTargetColumnList.pl)